US3123370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anchor chuck and anchor
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:22
CPC Classifications
F; F16; F16B; F16B13/00; F16B13/002; F16B13/004; B; B25; B25D; B25D17/00; B25D17/005; F16B13/04; F16B13/08; F16B13/0858; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17811; Y10T279/35
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
177 words
A CEMENT ANCHOR AND CHUCK COMBINATION COMPRISING: A BODY PROVIDED WITH AN AXIAL RIGHT CYLINDRICAL SOCKET WITH A BASE WALL AND A CENTRAL PASSAGE, AN OPENING CONNECTING SAID PASSAGE WITH THE EXTERIOR OF THE BODY, A HOLLOW ANCHOR HAVING A CYLINDRICAL SHANK FITTING SAID SOCKET WITH AN ANNULAR IMPACT RECEIVING END ENGAGING SAID BASE WALL, A LUG IN SAID SOCKET AND A GROOVE ON SAID TOOL SHANK INTERENGAGEABLE TO PREVENT RELATIVE ROTATIONAL MOVEMENT BETWEEN THE TOOL AND THE SOCKET, A LOCKING LUG MOVABLY MOUNTED IN THE BODY RADIALLY OF THE SOCKET, THE LOCKING LUG HAVING A FIRST POSITION WHEREBY AN OUTER END PROJECTS BEYOND THE OUTER SURFACE OF THE BODY AND AN INNER END IS SUBSTANTIALLY FULLY WITHIN THE BODY, AN OUTER SLEEVE SLIDABLE LONGITUDINALLY ON THE BODY AND ADAPTED TO ENGAGE THE PROJECTING OUTER END OF THE LOCKING LUG AND FORCE SAID LUG TO A SECOND POSITION BY VIRTUE OF MOVEMENT OF THE SLEEVE TOWARD AN END OF THE BODY, WHEREBY THE OUTER END OF THE LOCKING LUG IS SUBSTANTIALLY FULLY WITHIN THE BODY AND THE
References Cited (Backward Citations)
US1195350A
Cited
US1076971A
Cited
US1084152A
Cited
US2019332A
Cited
US2680636A
Cited
US2807473A
Cited
US2963935A
Cited
US2944523A
Cited
US2926353A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |